Xing Liu Vaithianathan Venkatasubramanian Tae-Kyun Kim Automatic Voltage Controllers for South Korean Power System. 1-9 2009 HICSS http://dx.doi.org/10.1109/HICSS.2009.85 conf/hicss/2009 db/conf/hicss/hicss2009.html#LiuVK09